/*

Copyright (C) 1997,1998,1999,2000,2001  Franz Josef Och

mkcls - a program for making word classes .

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
USA.

*/




#include "MYOptimization.h"

MYOptimization::MYOptimization(Problem &p,int m)
  : IterOptimization(p,m),acceptFlagsNumber(0),acceptions(0),total(0)
{
}
MYOptimization::MYOptimization(MYOptimization &o)
  : IterOptimization(o),acceptFlagsNumber(0),acceptions(0),total(0)
{
}
short MYOptimization::accept(double delta)
{
  int doIt;
  int verbesserung = delta<0;
  if( delta < 0 )
    doIt=1;
  else {
    if(total>=NUMBER_OF_ACCEPTIONS) {
      double prob = acceptions/(float)(NUMBER_OF_ACCEPTIONS);
      double zuf = zufall01();

      doIt=zuf<prob;
    } else
      doIt=0;
  }
  if( total>=NUMBER_OF_ACCEPTIONS ) {
    if( acceptFlags[acceptFlagsNumber] )
      acceptions--;
  }
  acceptFlags[acceptFlagsNumber]=verbesserung;
  if( verbesserung )
    acceptions++;
  total++;
  acceptFlagsNumber++;
  if(acceptFlagsNumber>=NUMBER_OF_ACCEPTIONS)
    acceptFlagsNumber=0;
  return doIt;
}

short MYOptimization::end()
{
  return endFlag>0 && total>NUMBER_OF_ACCEPTIONS && acceptions==0;
}
void MYOptimization::abkuehlen()
{
}



void MYOptimization::makeGraphOutput()
{
  IterOptimization::makeGraphOutput();
  *GraphOutput << acceptions;
}

